VHM insert Yamaha YZ85 2019 - 2023 (8.20cc, +0.00, 1.30) for 12° piston AE32286-032 2013 Available in 6 colours: gold

Available in 6 colours: gold

ATHENAN CYLINDER BASE GASKET 0

Piston height               +2

All hardware is included except bolts and nuts for license plate

Since the petals are only traveling half the distance

VHM insert Yamaha YZ85 2019 - 2023 (8.20cc, +0.00, 1.30) for 12° piston AE32286-032 2013 Available in 6 colours: goldThis insert has a lower volume higher compression ratio, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification. Use in combination with VHM head AA33176 and VHM